diff options
| author | Mark Brown <broonie@linaro.org> | 2013-08-31 14:08:56 +0100 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2013-09-02 10:27:49 +0200 |
| commit | 921a2c870faa0a88c34e5c8c2afbd898fe8d325d (patch) | |
| tree | 2950eec417ebf3b2ec72ef6e842bced7e55fac0f /drivers/mfd | |
| parent | 6a017660768f8aca6ebf513cfb0c7ac241547deb (diff) | |
mfd: davinci_voicecodec: Provide a regmap for register I/O
This will be used to support refactoring of the ASoC CODEC driver to use
a regmap.
Signed-off-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/davinci_voicecodec.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mfd/davinci_voicecodec.c b/drivers/mfd/davinci_voicecodec.c index a292d71c397c..013ba8159dcd 100644 --- a/drivers/mfd/davinci_voicecodec.c +++ b/drivers/mfd/davinci_voicecodec.c @@ -27,11 +27,17 @@ #include <linux/delay.h> #include <linux/io.h> #include <linux/clk.h> +#include <linux/regmap.h> #include <sound/pcm.h> #include <linux/mfd/davinci_voicecodec.h> +static struct regmap_config davinci_vc_regmap = { + .reg_bits = 32, + .val_bits = 32, +}; + static int __init davinci_vc_probe(struct platform_device *pdev) { struct davinci_vc *davinci_vc; @@ -63,6 +69,14 @@ static int __init davinci_vc_probe(struct platform_device *pdev) goto fail; } + davinci_vc->regmap = devm_regmap_init_mmio(&pdev->dev, + davinci_vc->base, + &davinci_vc_regmap); + if (IS_ERR(davinci_vc->regmap)) { + ret = PTR_ERR(davinci_vc->regmap); + goto fail; + } + res = platform_get_resource(pdev, IORESOURCE_DMA, 0); if (!res) { dev_err(&pdev->dev, "no DMA resource\n"); |